From 47579e3790b1ee5a1ad2ce35ea6028cd9ddf6ea0 Mon Sep 17 00:00:00 2001
From: GuoWenxue <“guowenxue@gmail.com”>
Date: Fri, 29 Apr 2022 09:23:27 +0800
Subject: [PATCH] update client_main.c to use packet_segmented_pack
---
modules/c/infrared.c | 96 +++++++++++++++++++++++++++++++++++++++++++++---
1 files changed, 90 insertions(+), 6 deletions(-)
diff --git a/modules/c/infrared.c b/modules/c/infrared.c
index 3ebbb99..c6f13fe 100644
--- a/modules/c/infrared.c
+++ b/modules/c/infrared.c
@@ -5,6 +5,14 @@
* Filename: infrared.c
* Description: This file
*
+ * pi@raspberrypi:~ $ gpio readall #show BCM and wPi pinmap
+ *
+ * PIN #PIN BCM wPi
+ * VCC(left) ---- 2 ---- 5v ---- 5v
+ * I/O(indoor) ---- 16 ---- 23 ---- 4
+ * I/O(hallway) ---- 18 ---- 24 ---- 5
+ * GND(right) ---- 34 ---- 0v ---- 0v
+ *
* Version: 1.0.0(30/01/19)
* Author: Guo Wenxue <guowenxue@gmail.com>
* ChangeLog: 1, Release initial version on "30/01/19 03:37:16"
@@ -13,23 +21,99 @@
#include <stdio.h>
#include <unistd.h>
-#include <wiringPi.h>
+#include <errno.h>
+#include <stdlib.h>
+#include <string.h>
-/*Monitor RPi I/O Pin connected to PIN#38, and wPi pin number is 28 */
-#define INFRARED_PIN 28
+//#define CONFIG_USE_WIRINGPI
+
+#ifdef CONFIG_USE_WIRINGPI
+
+#include <wiringPi.h>
int main (int argc, char **argv)
{
+ int wPiPin;
+
+ if( argc != 2 )
+ {
+ printf("%s [wPi PinNum]\n", argv[0]);
+ printf("Exampe indoor : %s 4\n", argv[0]);
+ printf("Exampe hallway: %s 5\n", argv[0]);
+ return 0;
+ }
+
+ wPiPin = atoi(argv[1]);
+ printf("Start infrared detect on wPi Pin[#%d]\n", wPiPin);
+
wiringPiSetup();
- pinMode(INFRARED_PIN, INPUT);
+ pinMode(wPiPin, INPUT);
while(1)
{
- printf("Infrared monitor: %s\n", digitalRead(INFRARED_PIN)? "Someone is closing!":"No one nearby!");
+ printf("Infrared monitor: %s\n", digitalRead(wPiPin)? "Someone is closing!":"No one nearby!");
sleep(1);
}
-
return 0;
}
+#else
+
+#include <gpiod.h>
+
+int main (int argc, char **argv)
+{
+ struct gpiod_chip* chip;
+ struct gpiod_line* line;
+ int rv = 0;
+ struct gpiod_line_event event;
+ int bcmPin;
+
+ if( argc != 2 )
+ {
+ printf("%s [BCM PinNum]\n", argv[0]);
+ printf("Exampe indoor : %s 23\n", argv[0]);
+ printf("Exampe hallway: %s 24\n", argv[0]);
+ return 0;
+ }
+
+ bcmPin = atoi(argv[1]);
+ printf("Start infrared detect on BCM Pin[#%d]\n", bcmPin);
+
+ chip = gpiod_chip_open_by_name("gpiochip0");
+ if( !chip )
+ {
+ printf("gpiod open chip failure, maybe you need running as root\n");
+ return 1;
+ }
+
+ line = gpiod_chip_get_line(chip, bcmPin);
+ if( !line )
+ {
+ printf("gpiod get line[%d] failure\n", bcmPin);
+ rv = 2;
+ goto cleanup;
+ }
+
+ if( gpiod_line_request_input(line, "infrared") < 0 )
+ {
+ printf("gpiod request input [#%d] failure: %s\n", bcmPin, strerror(errno) );
+ rv = 3;
+ goto cleanup;
+ }
+
+ while(1)
+ {
+ /* This function will block, must call it to setup */
+ printf("Infrared monitor: %s\n", gpiod_line_get_value(line) ? "Someone is closing!":"No one nearby!");
+ sleep(1);
+ }
+
+cleanup:
+ gpiod_chip_close(chip);
+ return rv;
+}
+
+
+#endif
--
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